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Finding the Third Proportional to 113,357 and 248,260

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Solution

The third proportional to 113,357 and 248,260 is: 543,707.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,357 : 248,260 = 248,260 : x
  2. Step 2: Convert to fraction form
    113,357/248,260 = 248,260/x
  3. Step 3: Cross multiply
    113,357x = 248,260 × 248,260
  4. Step 4: Simplify right side
    113,357x = 61,633,027,600
  5. Step 5: Solve for x
    x = 61,633,027,600/113,357
  6. Step 6: Final answer
    x = 543,707.29

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.